Top portion of a housing for a motor vehicle navigational device



FIG. 1 is a front and upper left perspective view of the top portion of a housing for a motor vehicle navigational device showing our new design. The broken line showing of the manual pushbuttons corresponding openings in the housing, minor styling bumps/projections and the bottom portion of the housing throughout the drawings is included for the purpose of illustrating environmental structure only and forms no part of the claimed design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear side elevational view thereof; and,

FIG. 4 is a rear elevational view thereof. 

The ornamental design for an top portion of a housing for a motor vehicle navigational device. 